icon_observer_    292 chrome/browser/ui/views/toolbar/browser_action_view.cc   if (icon_observer_)
icon_observer_    293 chrome/browser/ui/views/toolbar/browser_action_view.cc     icon_observer_->OnIconUpdated(GetIconWithBadge());
icon_observer_    132 chrome/browser/ui/views/toolbar/browser_action_view.h     icon_observer_ = icon_observer;
icon_observer_    249 chrome/browser/ui/views/toolbar/browser_action_view.h   IconObserver* icon_observer_;